TDK Life on Record Magneto Optical 5.25" media combines large storage capacity and random data access with industry-leading reliability and durability. A robust solution for backing up Web servers and mission-critical file directories, TDK Magneto Optical 5.25" media is ideally suited for use with workstations and PCs as well as with large scale data libraries and archiving systems. TDK Magneto Optical 5.25" media is available in 1.3GB, 2.6GB, 4.8GB and 5.2GB capacities.